import ArraySizeMismatchException from "./ArraySizeMismatchException"

const func = {
  n: (t, e, s?) => {
    const i = {},
      r = void 0 === s ? t.length : s
    for (let s = 0; s < r; ++s) i[t[s]] = e[s]
    return i
  },
  at: (t, e) => {
    ;(t.x = e.x), (t.y = e.y), (t.z = e.z)
  },
  P: (t, e) => {
    func.k(t, e), (t.z = e.z)
  },
  k: (t, e) => {
    ;(t.x = e.x), (t.y = e.y)
  },
  lt: (t, e) => {
    const s = new e()
    return class {
      observableKey: string
      constructor() {
        this.observableKey = t
      }
      create(t, e) {
        return s.create(t, e)
      }
    }
  },
  ut: (t, e) => {
    const s = new e()
    return class {
      collectionKey: any
      constructor() {
        this.collectionKey = t
      }
      create(t, e) {
        return s.create(t, e)
      }
    }
  },
  dt: (t, e) => {
    for (const s in t) {
      const i = t[s]
      if (i) {
        const r = e[s] || {}
        e[s] = r
        for (const r in t[s]) func.mt(s, r, i[r], e)
      }
    }
  },
  mt: (t, e, s, i) => {
    const r = i[t] || {}
    ;(i[t] = r), r[e] && console.warn(`clobbering ${e} in the ${t} namespace`), (r[e] = s)
  },
  $: (t, e) => {
    return (
      ((e = e || { x: 0, y: 0, z: 0 }).x = t.anchorPosition.x),
      (e.y = t.anchorPosition.y),
      (e.z = t.anchorPosition.z),
      (e.x += t.stemVector.x),
      (e.y += t.stemVector.y),
      (e.z += t.stemVector.z),
      e
    )
  },
  U: (t, e) => {
    const s = 1e-5
    return (
      t.mode === e.mode &&
      t.sweep === e.sweep &&
      func.D(t.position, e.position, s) &&
      func.N(t.rotation, e.rotation, s) &&
      ((t, e, s = 1e-5) => t.length === e.length && !Array.prototype.some.call(t, (t, i) => !func.I(t, e[i], s)))(t.projection, e.projection, s)
    )
  },
  I: (t, e, s = 1e-5) => Math.abs(t - e) <= s,
  N: (t, e, s = 1e-5) => func.I(t.x, e.x, s) && func.I(t.y, e.y, s),
  D: (t, e, s = 1e-5) => func.N(t, e, s) && func.I(t.z, e.z, s),
  F: (t, e) => {
    ;(t.sweep = e.sweep),
      (t.mode = e.mode),
      func.P(t.position, e.position),
      func.k(t.rotation, e.rotation),
      (function (t, e) {
        if (t.byteLength !== e.byteLength) throw new ArraySizeMismatchException()
        const s = e.length
        for (let i = 0; i < s; ++i) t[i] = e[i]
      })(t.projection, e.projection)
  }
}

export default func
